On March 27, 2026, Red Velvet's official Instagram dropped a surprise update from Irene, instantly lighting up the fandom.
The post features the MV teaser for Irene's first-ever solo album, 'Biggest Fan.' It also announces the album release for 6 on March 30, sending anticipation through the roof.
Fans flooded the comments with reactions like "I'm your biggest fan" and "Canteknyaaa," showing overwhelming support.